Njike, R. et al. 2025. Structural and surface properties of polyvinylpyrrolidone and aloe vera - capped iron oxide nanoparticles: Application in the photocatalytic degradation of methylene blue. European Journal of Chemistry. 16, 3 (Sep. 2025), 233–241. DOI:https://doi.org/10.5155/eurjchem.16.3.233-241.2691.